液氦主要是存储在液体容器中提供给用户。
Liquid helium is most frequently provided to customers in a liquid container.
分析了液氦低温板的凝结层对低温泵性能的影响。
The effects of the condensing layer of the cryopanel on the cryopump capabilities were analyzed.
液氦外表面上的电子层构成一个近理想二维电子系统。
Electrons on the outer surface of liquid helium form a nearly ideal two-dimensional electron system.
除了轻过空气外，在科学上液氦的作用简直令人难以置信。
In addition to being lighter than air, Helium is incredibly useful, scientifically, in its liquid form!
对于海外运输，液氦IS O罐可以从拖车底座上移动下来。
Liquid helium ISO tanks may be removed from the trailer chassis for overseas shipments.
研究了磁场中液氦薄膜表面电子与涟波子强耦合和弱耦合的性质。
Properties of the Surface Electron ripplon System on Films of Liquid Helium;
实验利用了一种单层离子势阱，并将其浸在液氦浴中冷却到零下269摄氏度。
The experiments were made possible by a novel, one-layer ion trap cooled to minus 269 C (minus 452 F) with a liquid helium bath.
本文叙述了超导单极电机液氦异型杜瓦容器的结构特点和制造工艺。
The structure feature and fabrication technology of a special-shaped LHe dewar for superconducting unipolar motor are described.
液氦也用来冷却红外线探测器，核反应堆，以及核磁共振成像器械的超导磁体等。
Liquid helium cools infrared detectors, nuclear reactors, and the superconducting magnets used in MRI machines, too.
液氦热沉管路出口处安装有管路调节阀，用于调节管路流量和压 力。
The outlet of the liquid helium heat sink pipeline is provided with a pipeline regulating valve for regulating the flow rate and pressure of the pipeline.
系统设计用两级脉冲管制冷机预冷小型节流制冷机以获得液氦温区环境。
J - t loop is precooled by two - stage pulse tube cryocooler in order to obtain liquid helium temperature.
结论幼鼠早期液氦损伤可导致小脑回形成及海马CA3区苔藓纤维发芽。
Conclusion Neonatal liquid nitrogen injury could result in mossy fiber sprouting in hippocampal CA3 region and microgyrus.
研究了在液氦温度下天青釉超精细相互作用参数的变化和参数变化的机制。
The variation of the hyperfine interaction parameters and the variable mechanism of the sky-green glaze at liquid helium temperature is studied.
事实证明晶体中的粒子、液氦中的气泡和自然界中一些基本粒子一样，遵循着同样的原理。
It turns out that particles in crystals and bubbles in liquid helium follow the same laws as some of the fundamental particles of nature.
液氦试验发现：氦气渗透是影响玻璃钢液氦杜瓦性能的重要因素，应予以重视。
After liquid-helium test we find that helium permeability is an important factor for FRP liquid-helium dewar.
给出了该温度计在液氮、液氢和液氦中反复锻炼后在水三相点温度时的阻值的稳定性。
A good stability of temperature resistance values at the three-phase point of water is obtained when the thermometers are tested in liquid nitrogen, liquid hydrogen and liquid helium repeatedly.
本文将主要描述该系统的杜瓦部分，并且给出在旋转和振动条件下的液氦挥发实验结果。
In this article, a dewar for this superconducting magnet system is mainly described and experimental results about boil-off rate of the LHe under the condition of rotation and vibration is presented.
本文简要介绍了液氦表面、半导体表面空间电荷层和化合物半导体异质结界面的二维电子气。
This paper reviews two dimensional electron gas formed on the liquid helium surface, the semiconductor surface space charge layer and the compound semiconductor heterojunction interface.
液氦有凝固空气的潜力，这会阻塞减压装置和其它的容器开口，导致可以使容器破裂的压力积累。
Liquid helium has the potential to solidify air, which can block pressure-relief devices and other container openings. This can result in pressure buildup that may rupture the container.
通过对低温泵的真空度及其抽速与液氦低温板温度的关系进行模拟，验证了真空系统设计的合理性。
By simulating the temperature of the cryopanel and the relation between the pressure and pumping gas speed of the cryopump, it was verified the vacuum system design was rational.
中性束注入系统要求有洁净的动态高真空环境，大抽速液氦冷凝泵是满足此要求的理想真空获得设备。
The Neutral Beam Injection (NBI) system requires a clean high vacuum environment. The liquid helium cryocondensation pump with high pumping speed is an ideal vacuum obtain device.
论述超流氦冷却技术及空间飞行中的液氦再供给等在轨机载验证、低温风洞技术、氢浆的制备和应用前景等。
Including the superfluid helium, the providing of liquid helium to the plant in the space on orbit, cryogenic wind tunnels techniques, the preparation and application of slush hydrogen etc.
15度之上1.9 K华氏3.4度的液氦冷却的强大超导磁体，用于确保质子的运行并且将之加速到更高的速度。
Degrees Fahrenheit, or -273.15 degrees Celsius, keep the protons on course and accelerate them to higher speeds.
大型强子对撞机(LHC)是新一代加速器的代表，为了达到所需力场，该加速器中的磁体必须采用液氦进行冷却。
Large Hadron Collider (LHC) is the representative of a new generation of accelerators, in order to achieve the required force field of the accelerator's magnets must be cooled using liquid helium.
计算结果表明，氦工质从液氦主杜瓦加注到磁体杜瓦的过程中，其压力和温度不断降低，而 含 气量不断增加。
The calculation shows that the pressure drops and the temperature decreases, but the gas rate increases from liquid helium main dewar to superconducting magnet dewar.
简要介绍了我院水冷机自动监控报警系统的实现过程，通过水冷机的监测并以短信的方式通知维修人员迅速赶到现场处理故障，减少液氦的损失，防止失超。
This paper briefly introduces the realization of automatic monitoring alarm system in NMR water-cooled machine in our hospital, by which we can reduce the damage and prevent liquid nitrogen lost.
以太空条件下的液氦纯化为例，详细介绍了采用金属丝网过滤技术的液氦纯化系统，提出了过滤及再生方案，探讨了各过滤参数对过滤效率的影响，为进一步的试验论证提供参考。
Taking helium purification as an example, filtration and regeneration methods of metal mesh were put forward based on the technologies at home and aboard, and several filtration models were compared.
其中压力模型的建立利用了气液两相氦的物性参数与饱和压力的对应关系。
The pressure model is established by considering the relations of properties of two-phase helium with the corresponding saturated pressure.
本文叙述以液面为基准面，用小型氦-氖激光器在空间建立激光垂直线的简易方法。
This article gives an easy way in which laser plumb line is set up by means of He-Ne laser in space with the liquid level as the base.
本文叙述以液面为基准面，用小型氦-氖激光器在空间建立激光垂直线的简易方法。
This article gives an easy way in which laser plumb line is set up by means of He-Ne laser in space with the liquid level as the base.
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